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refactor: Replace json-schema-to-zod with our own fork (#11229)

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This commit is contained in:
Tomi Turtiainen
2024-10-18 08:29:19 +02:00
committed by GitHub
parent c57cac9e4d
commit a042d5c8e6
7 changed files with 55 additions and 121 deletions
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29
packages/@n8n/nodes-langchain/nodes/output_parser/OutputParserStructured/OutputParserStructured.node.ts
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@@ -1,4 +1,8 @@
/* eslint-disable n8n-nodes-base/node-dirname-against-convention */
import { OutputParserException } from '@langchain/core/output_parsers';
import type { JSONSchema7 } from 'json-schema';
import { StructuredOutputParser } from 'langchain/output_parsers';
import get from 'lodash/get';
import {
jsonParse,
type IExecuteFunctions,
@@ -9,19 +13,15 @@ import {
NodeConnectionType,
} from 'n8n-workflow';
import { z } from 'zod';
import type { JSONSchema7 } from 'json-schema';
import { StructuredOutputParser } from 'langchain/output_parsers';
import { OutputParserException } from '@langchain/core/output_parsers';
import get from 'lodash/get';
import type { JavaScriptSandbox } from 'n8n-nodes-base/dist/nodes/Code/JavaScriptSandbox';
import { getConnectionHintNoticeField } from '../../../utils/sharedFields';
import { logWrapper } from '../../../utils/logWrapper';
import { generateSchema, getSandboxWithZod } from '../../../utils/schemaParsing';
import {
inputSchemaField,
jsonSchemaExampleField,
schemaTypeField,
} from '../../../utils/descriptions';
import { logWrapper } from '../../../utils/logWrapper';
import { convertJsonSchemaToZod, generateSchema } from '../../../utils/schemaParsing';
import { getConnectionHintNoticeField } from '../../../utils/sharedFields';
const STRUCTURED_OUTPUT_KEY = '__structured__output';
const STRUCTURED_OUTPUT_OBJECT_KEY = '__structured__output__object';
@@ -44,12 +44,10 @@ export class N8nStructuredOutputParser<T extends z.ZodTypeAny> extends Structure
}
}
static async fromZedJsonSchema(
sandboxedSchema: JavaScriptSandbox,
static async fromZedSchema(
zodSchema: z.ZodSchema<object>,
nodeVersion: number,
): Promise<StructuredOutputParser<z.ZodType<object, z.ZodTypeDef, object>>> {
const zodSchema = await sandboxedSchema.runCode<z.ZodSchema<object>>();
let returnSchema: z.ZodSchema<object>;
if (nodeVersion === 1) {
returnSchema = z.object({
@@ -204,13 +202,10 @@ export class OutputParserStructured implements INodeType {
const jsonSchema =
schemaType === 'fromJson' ? generateSchema(jsonExample) : jsonParse<JSONSchema7>(inputSchema);
const zodSchemaSandbox = getSandboxWithZod(this, jsonSchema, 0);
const zodSchema = convertJsonSchemaToZod<z.ZodSchema<object>>(jsonSchema);
const nodeVersion = this.getNode().typeVersion;
try {
const parser = await N8nStructuredOutputParser.fromZedJsonSchema(
zodSchemaSandbox,
nodeVersion,
);
const parser = await N8nStructuredOutputParser.fromZedSchema(zodSchema, nodeVersion);
return {
response: logWrapper(parser, this),
};